Equation that describes phytoplankton during daylight

My question is: If Calgary receives 7 h 54 min of hours of daylight (sunrise to sunset) on December 22. On the same day, Edmonton receives 7 h 28 min hours of daylight. Explain why the number of hours of daylight is less in Edmonton than in Calgary on December 22. I believe it has somethign...

Can some one tell me when Georgia and other southern states complied with the Federal Law regarding Daylight Savings Time. I am trying to find out information on when Georgia actually complied . And if possible your point of reference. Thanks

What is the name of the old movie where the guy is on an empty lot describing the home he wants, complete with white picket fence? Is it "It's a Wonderful Life?"

Is it this weekend? When do I change my clocks? Tonight (March 10th @ 2am) Or tomorrow (March 11 @ 2am) Thanks

With the standard beginning and end dates of daylight savings time changing next year, will any of the MS database products be affected? My site is still using Access 98, as well as 2000, SQL/Server 2000 and Oracle 10. My concern is really for the functions packaged with those database. Will they...